Which of the following best describes physical weathering?
a. a series of chemical changes that wears away at rocks
b. the movement of rocks from one area to another
c. any large-scale event such as volcanic eruptions or earthquakes
d. a process that breaks down large rocks into smaller pieces

Which group of protists would be most likely to have cilia as adults and why? (1 point)the sporozoan protists would since they have to spread their spores around.the heterotrophic protists would since they use them to gather food.the parasitic protists would since they need to find other organisms to attack.the autotrophic protists would since they must move to find light.